jack o'lantern(redirected from olantern)
A pumpkin that has a face carved into it and which is lit from within (usually by candles) so that the "face" glows. Typically used as a Halloween decoration. We're carving a jack o'lantern tonight so we can put it outside our door on Halloween.
See also: jack
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.